11101001101900 has 36 divisors (see below), whose sum is σ = 24250844721600. Its totient is φ = 4410599089600.

The previous prime is 11101001101823. The next prime is 11101001101901. The reversal of 11101001101900 is 910110010111.

It is a super-2 number, since 2×11101001101900² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11101001101901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 372501916 + ... + 372531715.

It is an arithmetic number, because the mean of its divisors is an integer number (673634575600).

Almost surely, 2^{11101001101900} is an apocalyptic number.

11101001101900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101001101900 is an abundant number, since it is smaller than the sum of its proper divisors (13149843619700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11101001101900 is a wasteful number, since it uses less digits than its factorization.

11101001101900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745033794 (or 745033787 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 16.

The spelling of 11101001101900 in words is "eleven trillion, one hundred one billion, one million, one hundred one thousand, nine hundred".